diff --git a/Lab1.cbp b/Lab1.cbp
index 1af61f7..942997f 100644
--- a/Lab1.cbp
+++ b/Lab1.cbp
@@ -43,6 +43,9 @@
 		<Unit filename="histogram.h">
 			<Option target="Debug" />
 		</Unit>
+		<Unit filename="histogram_internal.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Unit filename="main.cpp" />
 		<Unit filename="text.cpp">
 			<Option target="Debug" />
diff --git a/main.cpp b/main.cpp
index da7dbfc..7831470 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,6 +1,7 @@
 using namespace std;
 #include "histogram.h"
 #include "text.h"
+#include "svg.h"
 
 #include <cstdio>
 
diff --git a/svg.cpp b/svg.cpp
new file mode 100644
index 0000000..adff469
--- /dev/null
+++ b/svg.cpp
@@ -0,0 +1,18 @@
+#include "svg.h"
+void svg_begin(double width, double height) {
+    std::cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    std::cout << "<svg ";
+    std::cout << "width='" << width << "' ";
+    std::cout << "height='" << height << "' ";
+    std::cout << "viewBox='0 0 " << width << " " << height << "' ";
+    std::cout << "xmlns='http://www.w3.org/2000/svg'>\n";
+}
+
+void svg_end() {
+    std::cout << "</svg>\n";
+}
+
+void show_histogram_svg(const std::vector<size_t>& bins) {
+    svg_begin(400, 300);
+    svg_end();
+}
diff --git a/svg.h b/svg.h
new file mode 100644
index 0000000..8e75041
--- /dev/null
+++ b/svg.h
@@ -0,0 +1,10 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+#include <iostream>
+void svg_begin(double width, double height);
+void svg_end();
+void show_histogram_svg(const std::vector<size_t>& bins);
+
+#endif // SVG_H_INCLUDED
diff --git a/text.cpp b/text.cpp
new file mode 100644
index 0000000..616d234
--- /dev/null
+++ b/text.cpp
@@ -0,0 +1,41 @@
+#include "text.h"
+
+void show_histogram_text(std::vector<size_t> bins , size_t bin_count) {
+    size_t maxCount = maxBin(bins);
+    size_t count_stars;
+    for (size_t i = 0; i < bin_count; i++) {
+
+        if (bins[i] < 100) {
+            std::cout << " ";
+        }
+        if (bins[i] < 10) {
+            std::cout << " ";
+        }
+
+        std::cout << bins[i];
+        std::cout << "|";
+
+        if (maxCount > MAX_ASTERISK) {
+            count_stars = MAX_ASTERISK * (static_cast<double>(bins[i]) / maxCount);
+        }
+        else {
+            count_stars = bins[i];
+        }
+        for (size_t i2 = 0; i2 < count_stars; i2++) {
+            std::cout << "*";
+        }
+        std::cout << std::endl;
+
+
+    }
+}
+
+const size_t maxBin(std::vector<size_t> bins) {
+    size_t max = bins[0];
+    for (int i = 1; i < bins.size(); i++) {
+        if (max < bins[i]) {
+            max = bins[i];
+        }
+    }
+    return max;
+}
diff --git a/text.h b/text.h
new file mode 100644
index 0000000..d3dd6b5
--- /dev/null
+++ b/text.h
@@ -0,0 +1,12 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+
+#include <iostream>
+#include <vector>
+
+const size_t SCREEN_WIDTH = 80;
+const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+void show_histogram_text(std::vector<size_t> bins , size_t bin_count);
+const size_t maxBin(std::vector<size_t> bins);
+#endif // TEXT_H_INCLUDED